<html>
    <head>
            <link rel="stylesheet" type="text/css" href="css/bootstrap.min.css" />
            <script src="js/jquery-1.10.2.min.js" type="text/javascript" charset="utf-8"></script>
		<script src="js/bootstrap.min.js" type="text/javascript" charset="utf-8"></script>
    </head>
    <body>
            <div class="btn-group">
                    <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
                      Action <span class="caret"></span>
                    </button>
                    <ul class="dropdown-menu">
                      <li><a href="#">Action</a></li>
                      <li><a href="#">Another action</a></li>
                      <li><a href="#">Something else here</a></li>
                      <li role="separator" class="divider"></li>
                      <li><a href="#">Separated link</a></li>
                    </ul>
            </div>
    </body>
</html>